BB182,315

Overview

The BB182 is a planar technology variable capacitance diode housed in an SOD523 (SC-79) ultra-small plastic surface-mounted package. It features high linearity and low series resistance, with a typical capacitance of 2.7 pF at 28 V reverse voltage and 62 pF at 1 V. The device supports a capacitance ratio of 22 from 1 V to 28 V. It operates within a junction temperature range of -55 °C to +125 °C and withstands a maximum reverse voltage of 32 V.

Feature Summary

• High linearity performance
• Excellent matching to 2% via Direct Matching Assembly
• Ultra-small plastic SMD package

Applications

• Electronic tuning in VHF television tuners (Band A up to 160 MHz)
• Voltage Controlled Oscillators (VCO)

Procurement Notes

Verify the specific ordering suffix against current NXP documentation to confirm availability and packaging details. Confirm that the component status remains active or check for obsolescence notices before finalizing procurement plans. Ensure compliance with RoHS directives as specified in the product data sheet.

Selection Notes

Select this component for applications requiring precise capacitance tuning in VHF bands. The tight 2% matching tolerance makes it suitable for differential circuits or balanced mixer designs where component symmetry is critical. Evaluate the low series resistance for high-frequency signal integrity requirements.

Part Context

The BB182 belongs to NXP's portfolio of VHF variable capacitance diodes designed for frequency tuning applications. It utilizes planar technology to achieve consistent electrical characteristics across production batches. The device is optimized for integration into compact consumer electronics and broadcast equipment.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.